Senior Backend Engineer (Mongo Focus)- 6-Month Hybrid - Redhill (Hybrid)

Senior Backend Engineer- 6-Month Hybrid - Redhill (Hybrid)

We are looking for a highly skilled Senior Backend Engineer to join our Streaming Platform team. In this role, you will design and build large-scale, high-throughput Back End services using modern technologies including Java, Spring Boot, microservices architecture, GraphQL, AWS, and MongoDB.

Key Responsibilities

• Architect, design, and develop scalable, event-driven microservices using Java (17+) and Spring Boot
• Apply modern microservices design patterns such as:Build and integrate GraphQL APIs for efficient and flexible data access

• Saga
• CQRS
• Event Sourcing
• Circuit Breaker
• API Gateway
• Strangler Pattern

• Optimize MongoDB performance through aggregations, indexing, and query tuning
• Implement Real Time data processing using MongoDB Change Streams
• Design asynchronous workflows using AWS SNS/SQS
• Deploy and manage services on AWS ECS

Key Skills & Knowledge

• Strong expertise in Java (17+) and Spring Boot
• Proven experience with distributed microservices architectures
• Deep understanding of microservices design patterns
• Strong experience building GraphQL APIs
• Advanced knowledge of MongoDB:
• Hands-on experience with AWS services (SNS, SQS, ECS)

Contract Details

• Duration: 6 months
• Location: Redhill(1 day on-site per week)
• Daily Rate: £525 (Inside IR35)
• Start Date: ASAP

• Strong expertise in Java (17+) and Spring Boot
• Proven experience with distributed microservices architectures
• Deep understanding of microservices design patterns
• Strong experience building GraphQL APIs
• Advanced knowledge of MongoDB:
• Hands-on experience with AWS services (SNS, SQS, ECS)